#include <stdio.h>
int main()
{
	int iCelsius,iFahrenheit;
	printf("please enter temperature :\n");
	scanf("%d",&iFahrenheit);
	iCelsius=5*(iFahrenheit-32)/9;
	printf("Temperature is :");
	printf("%d",iCelsius);
	printf(" degrees Celsius\n");
	return 0;
 }  
